Rows of (Pascal's triangle - Losanitsch's triangle) (n >= 0, k >= 0).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =1a(5) =0a(6) =0a(7) =1a(8) =1a(9) =0a(10) =0a(11) =2a(12) =2a(13) =2a(14) =0a(15) =0a(16) =2a(17) =4a(18) =4a(19) =2a(20) =0a(21) =0a(22) =3a(23) =6a(24) =10a(25) =6a(26) =3a(27) =0a(28) =0a(29) =3